中国北方蒙古莸群落的分布、特征和分类

于笑, 纪若璇, 任天梦, 夏新莉, 尹伟伦, 刘超

Distribution, characteristics and classification of Caryopteris mongholica communities in northern China

YU Xiao, JI Ruo-Xuan, REN Tian-Meng, XIA Xin-Li, YIN Wei-Lun, LIU Chao

表3 蒙古莸群落的物种多样性指数与经纬度及气候因子相关性

Table 3 Correlation between species diversity index and environmental, climatic factors of Caryopteris mongholica communities

指标 Index 生活型 Life form 相关系数 Correlation coefficient 纬度 Latitude 经度 Longitude 海拔 Altitude 年降水量 Mean annual precipitation 太阳辐射量 Solar radiation 年平均气温 Mean annual air temperature 物种丰富度 Species richness 灌木 Shrub -0.288 -0.434* 0.181 -0.564** 0.315 0.310 草本 Herb 0.426* 0.641** -0.337 0.418* -0.414* -0.248 Shannon-Wiener多样性指数 Shannon-Wiener diversity index 灌木 Shrub -0.368* -0.465** 0.218 -0.413* 0.245 0.327 草本 Herb 0.310 0.587** -0.281 0.532** -0.406* -0.233 Simpson多样性指数 Simpson diversity index 灌木 Shrub -0.401* -0.465** 0.218 -0.261 0.179 0.322 草本 Herb 0.207 0.470** -0.175 0.525** -0.373* -0.239 Pielou均匀度指数 Pielou evenness index 灌木 Shrub -0.193 -0.170 0.024 0.092 -0.026 0.184 草本 Herb 0.061 0.238 0.016 0.453** -0.292 -0.261